ZA756736B - Positional transducer utilizing magnetic elements having improved operating characteristics - Google Patents

Positional transducer utilizing magnetic elements having improved operating characteristics

Info

Publication number
ZA756736B
ZA756736B ZA756736A ZA756736A ZA756736B ZA 756736 B ZA756736 B ZA 756736B ZA 756736 A ZA756736 A ZA 756736A ZA 756736 A ZA756736 A ZA 756736A ZA 756736 B ZA756736 B ZA 756736B
Authority
ZA
South Africa
Prior art keywords
operating characteristics
magnetic elements
improved operating
utilizing magnetic
transducer utilizing
Prior art date
Application number
ZA756736A
Other languages
English (en)
Inventor
E Sidor
Original Assignee
Illinois Tool Works
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Illinois Tool Works filed Critical Illinois Tool Works
Publication of ZA756736B publication Critical patent/ZA756736B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G01D5/225—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G01D5/2208—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils
    • G01D5/2241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils by controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
    • H03K17/972—Switches controlled by moving an element forming part of the switch using a magnetic movable element having a plurality of control members, e.g. keyboard
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
    • H03K2017/9706—Inductive element

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
ZA756736A 1974-11-18 1975-10-27 Positional transducer utilizing magnetic elements having improved operating characteristics ZA756736B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/524,608 US3958202A (en) 1974-11-18 1974-11-18 Positional transducer utilizing magnetic elements having improved operating characteristics

Publications (1)

Publication Number Publication Date
ZA756736B true ZA756736B (en) 1977-06-29

Family

ID=24089941

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA756736A ZA756736B (en) 1974-11-18 1975-10-27 Positional transducer utilizing magnetic elements having improved operating characteristics

Country Status (12)

Country Link
US (1) US3958202A (fr)
JP (1) JPS5721642B2 (fr)
BR (1) BR7507545A (fr)
CA (1) CA1031055A (fr)
DE (1) DE2550788C3 (fr)
ES (1) ES442772A1 (fr)
GB (1) GB1510548A (fr)
IT (1) IT1048717B (fr)
NL (1) NL7512727A (fr)
SE (1) SE411590B (fr)
SU (1) SU641889A3 (fr)
ZA (1) ZA756736B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045787A (en) * 1976-03-18 1977-08-30 Illinois Tool Works Inc. Sensors for sensing a plurality of parameters
US4156223A (en) * 1978-04-21 1979-05-22 Illinois Tool Works Inc. Positional transducer utilizing magnetic elements
US4283714A (en) * 1979-08-08 1981-08-11 Texas Instruments Incorporated Magnetic keyboard system
US4401986A (en) * 1979-12-26 1983-08-30 Texas Instruments Incorporated Position sensor and system
JPS5923221A (ja) * 1982-07-29 1984-02-06 Denshi Jiki Kogyo Kk 非磁性鋼管におけるスケ−ル堆積量検出方法及びこれに用いる装置
US4507601A (en) * 1983-02-25 1985-03-26 Andresen Herman J Lever stroke control
US4574286A (en) * 1983-02-28 1986-03-04 Andresen Herman J Controller of magnetically saturated type having programmed output characteristic
US4733214A (en) * 1983-05-23 1988-03-22 Andresen Herman J Multi-directional controller having resiliently biased cam and cam follower for tactile feedback
US4639667A (en) * 1983-05-23 1987-01-27 Andresen Herman J Contactless controllers sensing displacement along two orthogonal directions by the overlap of a magnet and saturable cores
US4544890A (en) * 1983-11-07 1985-10-01 Magnetic Peripherals Inc. Flat coil velocity transducer
US4950988A (en) * 1988-02-11 1990-08-21 Garshelis Ivan J Two region, remanently magnetized position sensor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3638222A (en) * 1969-11-24 1972-01-25 Illinois Tool Works Flux gate switch
US3698531A (en) * 1970-10-26 1972-10-17 Illinois Tool Works Solid state switch

Also Published As

Publication number Publication date
JPS5721642B2 (fr) 1982-05-08
CA1031055A (fr) 1978-05-09
DE2550788B2 (de) 1978-02-16
SU641889A3 (ru) 1979-01-05
DE2550788C3 (de) 1978-10-19
IT1048717B (it) 1980-12-20
DE2550788A1 (de) 1976-05-20
NL7512727A (nl) 1976-05-20
BR7507545A (pt) 1976-08-10
SE411590B (sv) 1980-01-14
GB1510548A (en) 1978-05-10
AU8640375A (en) 1977-05-12
JPS5173460A (fr) 1976-06-25
US3958202A (en) 1976-05-18
ES442772A1 (es) 1977-08-01
SE7512886L (sv) 1976-05-19

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